B31N1911 C31N1911 Battery for Asus VivoBook Flip 14 TM420IA-EC069R TM420IA-EC216 TM420IA-EC069T TM420IA-DB71T TM420IA-EC070T B0B200-035803 TM420IA-EC071T TM420IA-EC147 TM420IA-EC133T TM420IA-EC126T

✅Specifications:
Battery Type:Li-polymer
Battery Model:B31N1911
Voltage:11.4V
Label Capacity:3600mAh
Product Type:Replacement Battery
Condition : Brand New, 'A' grade cells,100% OEM Compatible!

✅Package includes:
1x Battery
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✅Warm tips(Very important!!!):

• Get it faster. most of the items are sent daily.
• Trustworthy Seller, local delivery,100% Satisfaction Guarantee.
• 30 days money back guarantee.
• All products come with 12 months warranty, buy it more confidently.
• High-quality battery,Brand New, never used, not genuine.
• Great replacement for your old, damaged or worn one
• Quick Email response. we always can give you reply in time.

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✅Install A New Battery:

You need to turn off your laptop and disconnect the power.
Disconnect the connection between the old battery and the motherboard to avoid unnecessary damage caused by disassembling the battery. Then unscrew the old battery screws one by one and carefully save each screw.
Remove the old battery, carefully install the new battery on the battery case, screw in the screw, and connect the wiring of the new battery.
If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.

✅Laptop Battery Instructions:

Discharge the new battery to 10% (not 0%), then charge(100%) and cycle 3-5 times to wake up the new battery.
It can calibrate the state of the battery by performing a complete and effective charging and discharging of the battery once a month.
Charge it to around 50% when you store it long term.
Do not keep your battery below 5% or deep discharge state (long time 0%), may turn on battery protection and cause the battery to fail to charge.
Please feel welcomed to notify us of any inconvenience or fault in our battery.

✅The following are troubleshooting methods:

Turn off the laptop.
Unplug AC power.
Remove the battery.
Replace AC power.
Turn on laptop,allow OS to boot.
Once logged into the machine, perform a normal shut down.
Unplug AC power.
Replace battery.